{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000278},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000891","468:4680001140","488:4880003258","472:4720005575","496:4960010146","488:4880006148","468:4680001283","499:4990003429","489:4890000474","472:4720003402","470:4700003840","472:4720002870","499:4990000179","496:4960001159","499:4990000653","467:4670000185","472:4720004146","499:4990000373","488:4880003164","472:4720003795","467:4670000283","470:4700004792","472:4720003406","496:4960001814","472:4720002709"],"twin_admin_codes":[499,468,488,472,496,488,468,499,489,472,470,472,499,496,499,467,472,499,488,472,467,470,472,496,472],"twin_sims":[0.602140713132499,0.5902374166090946,0.5894934739493106,0.5888011503534664,0.5787207090884593,0.5638786527136137,0.5576061311131632,0.5309124128004126,0.526201801184231,0.525541964854445,0.5107845111806159,0.4880173277100586,0.4869427637418403,0.4846393982614894,0.4834841696524341,0.48205131825668673,0.481005374142099,0.48093260955353273,0.4753682824148379,0.47152886935269567,0.4691090368310113,0.46127204471066025,0.46049706767338594,0.4518167742974649,0.4464939952548509],"twin_dists":[0.13081450903097494,0.1333641418673289,0.13352355925643894,0.13367192507485945,0.1358334762649525,0.13902227698686082,0.14037292458043696,0.14614870394413623,0.1471736965064697,0.1473174312645816,0.15054324072948347,0.1555682089414395,0.15580702813268765,0.1563194895241319,0.15657679239392533,0.15689619671528737,0.15712954211061936,0.15714578152658693,0.15838995839106912,0.15925122040388764,0.1597952437518512,0.16156378822071327,0.1617392427940794,0.16371178038117756,0.16492825800706395],"n_dims_used":45,"mean_confidence":0.9233255174424914},"coverage":{"mean_confidence":0.9233255174424914,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}